{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T23:33:36.308424+00:00","duration_seconds":5.151038,"id":1381344,"input_summary":"chars=24 node=683211","metadata":{"llm_candidates":[{"callsign":"W1U","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W1U","recording_id":144065,"started_at":"2026-07-04T23:33:31.157386+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":142424}